August 2008
Intermediate to advanced
703 pages
16h 10m
English
Content preview from Pro Drupal Development, Second Edition
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CHAPTER 10The Form API
Drupal features an application programming interface (API) for generating, validating, and processing HTML forms. The form API abstracts forms into a nested array of properties and values. The array is then rendered by the form rendering engine at the appropriate time while a page is being generated. There are several implications of this approach:
- Rather than output HTML, we create an array and let the engine generate the HTML.
- Since we are dealing with a representation of the form as structured data, we can add, delete, reorder, and change forms. This is especially handy when you want to modify a form created by a different module in a clean and unobtrusive way.
- Any form element can be mapped to any theme function. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.